.auth-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:grid;place-items:center;background:#06080b9e;backdrop-filter:blur(6px) saturate(120%);-webkit-backdrop-filter:blur(6px) saturate(120%);padding:24px}.auth-modal{width:min(420px,100%);background:linear-gradient(180deg,var(--bg-2),var(--bg-1));border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-pop);overflow:hidden;font-family:var(--sans);color:var(--ink-0)}.auth-modal.wide{width:min(680px,100%)}.auth-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px 12px;border-bottom:1px solid var(--line-soft)}.auth-title{display:flex;align-items:baseline;gap:10px}.auth-title b{font-size:15px;font-weight:800;letter-spacing:.02em}.auth-title .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 12px 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.9);--shadow-pop: 0 24px 60px -20px rgba(0, 0, 0, .85), 0 0 0 1px var(--line);--ease: cubic-bezier(.22, .61, .36, 1);--ease-out: cubic-bezier(.16, 1, .3, 1)}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%;overflow:hidden}body{font-family:var(--sans);background:var(--bg-1);color:var(--ink-0);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-feature-settings:"ss01","cv01"}::selection{background:var(--amber-glow);color:var(--amber-bright)}.mono{font-family:var(--mono);font-feature-settings:"tnum","zero";letter-spacing:-.01em}button{font-family:inherit;color:inherit;border:none;background:none;cursor:pointer}:focus-visible{outline:2px solid var(--amber-bright);outline-offset:2px;border-radius:4px}input:focus-visible,textarea:focus-visible{outline-offset:0}@media (prefers-reduced-motion: 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var(--ease)}.menu-item:hover{background:var(--bg-4);color:var(--ink-0)}.menu-hint{font-family:var(--mono);font-size:10px;color:var(--ink-3)}.menu-sep{height:1px;background:var(--line-soft);margin:5px 4px}.toolbar{position:absolute;left:16px;top:16px;z-index:20;display:flex;flex-direction:column;gap:4px;padding:6px;background:color-mix(in srgb,var(--bg-2) 82%,transparent);-webkit-backdrop-filter:blur(14px) saturate(1.3);backdrop-filter:blur(14px) saturate(1.3);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-panel);animation:riseIn .5s var(--ease-out) both}.tool{display:grid;place-items:center;width:40px;height:40px;border-radius:var(--r-md);color:var(--ink-1);position:relative;transition:all .16s var(--ease)}.tool:hover{background:var(--bg-4);color:var(--ink-0)}.tool.on{color:var(--bg-0);background:linear-gradient(180deg,var(--amber-bright),var(--amber));box-shadow:0 6px 18px -6px var(--amber),0 1px #ffffff4d inset}.tool 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8px var(--amber)}.palette{position:absolute;bottom:18px;left:50%;transform:translate(-50%);z-index:20;display:flex;align-items:center;gap:12px;padding:9px 9px 9px 16px;background:color-mix(in srgb,var(--bg-2) 86%,transparent);-webkit-backdrop-filter:blur(16px) saturate(1.3);backdrop-filter:blur(16px) saturate(1.3);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-panel);animation:riseIn .35s var(--ease-out) both;max-width:calc(100vw - 320px);transition:left .2s var(--ease),max-width .2s var(--ease)}@media (min-width: 821px){.palette.inset{left:auto;right:304px;transform:none;max-width:calc(100vw - 400px)}}.palette-label{font-size:10px;letter-spacing:.18em;color:var(--amber);white-space:nowrap}.palette-row{display:flex;gap:3px;overflow-x:auto}.palette-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-width:58px;padding:9px 8px 7px;border-radius:var(--r-md);color:var(--ink-2);transition:all .15s var(--ease)}.palette-item:hover{background:var(--bg-4);color:var(--ink-0)}.palette-item.on{background:var(--amber-glow);color:var(--amber-bright)}.palette-glyph{display:block;border:1.5px solid currentColor;opacity:.85}.palette-name{font-size:10.5px;font-weight:600}.units-toggle{display:flex;gap:2px;padding:3px;background:var(--bg-1);border:1px solid var(--line-soft);border-radius:var(--r-md)}.units-toggle button{min-width:30px;padding:5px 8px;font-family:var(--mono);font-size:11px;font-weight:600;color:var(--ink-2);border-radius:var(--r-sm);transition:all .15s var(--ease)}.units-toggle button:hover{color:var(--ink-0)}.units-toggle button.on{color:var(--amber-bright);background:var(--amber-glow)}.room-row{display:flex;align-items:center;gap:8px;padding:4px 4px 4px 10px;background:var(--bg-1);border:1px solid var(--line-soft);border-radius:var(--r-sm)}.room-name{flex:1;min-width:0;background:transparent;border:none;outline:none;color:var(--ink-1);font-family:var(--sans);font-size:12.5px;padding:5px 0}.room-name::placeholder{color:var(--ink-3)}.room-name:focus{color:var(--ink-0)}.room-area{font-size:12px;color:var(--amber);flex-shrink:0;padding-right:6px}.multi-counts{display:flex;flex-wrap:wrap;gap:5px}.multi-chip{font-size:11px;font-weight:600;text-transform:capitalize;color:var(--ink-1);background:var(--bg-1);border:1px solid var(--line-soft);border-radius:99px;padding:4px 9px}.issue-row{display:flex;align-items:center;gap:8px;width:100%;text-align:left;padding:7px 9px;border-radius:var(--r-sm);background:var(--bg-1);border:1px solid var(--line-soft);font-size:11.5px;color:var(--ink-1);line-height:1.35;transition:all .13s var(--ease)}.issue-row:hover{background:var(--bg-3);color:var(--ink-0)}.issue-ico{flex-shrink:0;color:var(--amber)}.issue-row.error{border-color:color-mix(in srgb,var(--danger) 45%,var(--line))}.issue-ico.error{color:var(--danger)}.label-input{width:100%;resize:vertical;background:var(--bg-1);border:1px solid var(--line-soft);border-radius:var(--r-sm);color:var(--ink-0);font-family:var(--sans);font-size:13px;line-height:1.4;padding:9px 10px;outline:none}.label-input:focus{border-color:var(--amber-dim)}.leveltabs{position:absolute;left:16px;bottom:18px;z-index:20;display:flex;align-items:center;gap:6px;padding:5px 6px;max-width:calc(100vw - 320px);background:color-mix(in srgb,var(--bg-2) 86%,transparent);-webkit-backdrop-filter:blur(14px) saturate(1.3);backdrop-filter:blur(14px) saturate(1.3);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-panel);animation:riseIn .45s var(--ease-out) both}.leveltabs-icon{display:grid;place-items:center;color:var(--amber);padding-left:4px}.leveltabs-row{display:flex;gap:3px;overflow-x:auto}.leveltab{padding:6px 12px;border-radius:var(--r-sm);font-size:12px;font-weight:600;white-space:nowrap;color:var(--ink-2);transition:all .15s var(--ease)}.leveltab:hover{color:var(--ink-0);background:var(--bg-4)}.leveltab.on{color:var(--bg-0);background:linear-gradient(180deg,var(--amber-bright),var(--amber));box-shadow:0 4px 12px -6px var(--amber)}.leveltab-input{width:84px;padding:6px 8px;border-radius:var(--r-sm);background:var(--bg-1);border:1px solid var(--amber-dim);color:var(--ink-0);font-family:var(--sans);font-size:12px;font-weight:600;outline:none}.leveltab-add{display:grid;place-items:center;width:28px;height:28px;flex-shrink:0;border-radius:var(--r-sm);color:var(--ink-2);transition:all .15s var(--ease)}.leveltab-add:hover{color:var(--amber-bright);background:var(--amber-glow)}.leveltabs-elev{position:relative;flex-shrink:0}.leveltab-elevbtn{padding:5px 9px;border-radius:var(--r-sm);font-family:var(--mono);font-size:10.5px;color:var(--ink-2);border:1px solid var(--line-soft);transition:all .15s var(--ease)}.leveltab-elevbtn:hover,.leveltab-elevbtn.on{color:var(--ink-0);border-color:var(--line)}.leveltabs-elevpop{position:absolute;bottom:calc(100% + 8px);left:0;z-index:41;min-width:180px;padding:8px;display:flex;flex-direction:column;gap:7px;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-pop);animation:riseIn .16s var(--ease-out) both}.leveltab-elevinput{width:100%;padding:8px 10px;border-radius:var(--r-sm);background:var(--bg-1);border:1px solid var(--line-soft);color:var(--ink-0);font-size:13px;outline:none}.leveltab-elevinput:focus{border-color:var(--amber-dim)}.leveltab-elevhint{font-size:10px;color:var(--ink-3);letter-spacing:.04em}.leveltab-del{margin-top:2px}.legend-wrap{position:absolute;left:16px;bottom:76px;z-index:20}.legend-btn{width:40px;height:40px;background:color-mix(in srgb,var(--bg-2) 82%,transparent);-webkit-backdrop-filter:blur(14px) saturate(1.3);backdrop-filter:blur(14px) saturate(1.3);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-panel)}.legend-panel{position:absolute;left:0;bottom:calc(100% + 10px);z-index:41;width:256px;max-height:min(440px,60vh);overflow-y:auto;padding:12px 14px 14px;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-pop)}.legend-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.legend-x{width:26px;height:26px}.legend-sec-title{font-size:11px;font-weight:700;color:var(--ink-1);margin:12px 0 8px}.legend-list{display:flex;flex-direction:column;gap:8px}.legend-item{display:flex;align-items:center;gap:9px}.lg-badge{display:grid;place-items:center;width:20px;height:20px;flex-shrink:0;border-radius:5px;border:1px solid var(--line);background:var(--bg-1);font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--amber)}.lg-glyph{width:22px;flex-shrink:0;display:grid;place-items:center}.lg-line{display:block;width:22px;height:0}.lg-line.wall{border-top:4px solid var(--wall)}.lg-line.low{border-top:3px solid var(--ink-1)}.lg-line.rail{border-top:2px dashed var(--amber)}.lg-line.open{border-top:1.5px dotted var(--ink-2)}.lg-text{display:flex;flex-direction:column;min-width:0}.lg-text b{font-size:12px;color:var(--ink-0);font-weight:600}.lg-text span{font-size:10.5px;color:var(--ink-2);line-height:1.3}.help-btn{width:32px;height:32px}.help-scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:grid;place-items:center;padding:24px;background:#07090c99;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.help-card{width:min(480px,100%);max-height:86vh;overflow-y:auto;padding:22px 24px 24px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-pop)}.help-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:18px}.help-title{font-size:21px;font-weight:800;letter-spacing:-.01em;color:var(--ink-0)}.help-steps{list-style:none;counter-reset:hs;display:flex;flex-direction:column;gap:13px;margin-bottom:20px}.help-steps li{position:relative;counter-increment:hs;padding-left:34px;font-size:13px;line-height:1.55;color:var(--ink-1)}.help-steps li:before{content:counter(hs);position:absolute;left:0;top:0;display:grid;place-items:center;width:23px;height:23px;border-radius:50%;background:var(--amber-glow);border:1px solid var(--amber-dim);color:var(--amber-bright);font-family:var(--mono);font-size:11px;font-weight:600}.help-steps li b{color:var(--ink-0);font-weight:700}.help-steps li i{color:var(--amber);font-style:normal;font-weight:600}.help-steps .kbd{font-family:var(--mono);font-size:10.5px;background:var(--bg-1);border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:1px 5px;color:var(--ink-1)}.help-cta{width:100%;padding:11px;border-radius:var(--r-md);font-size:13px;font-weight:700;color:var(--bg-0);background:linear-gradient(180deg,var(--amber-bright),var(--amber));box-shadow:0 6px 18px -6px var(--amber);transition:transform .1s var(--ease)}.help-cta:active{transform:scale(.98)}.scene3d-tag{position:absolute;left:16px;bottom:16px;z-index:15;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--ink-2);background:color-mix(in srgb,var(--bg-2) 70%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--line-soft);padding:7px 11px;border-radius:8px;pointer-events:none}.scene3d-tag b{color:var(--amber)}@media (max-width: 820px){.shell{grid-template-rows:48px 1fr 26px}.wordmark span{display:none}.topbar{gap:8px;padding:0 10px;overflow-x:auto}.tgroup{flex-shrink:0}.inspector{top:8px;right:8px;bottom:8px;width:min(300px,calc(100vw - 16px));z-index:60}.toolbar{left:10px;top:10px;padding:5px}.tool{width:36px;height:36px}.viewtoggle{top:10px}.viewtoggle button{padding:6px 12px 6px 10px;font-size:12px}.palette{left:8px;right:8px;transform:none;bottom:64px;max-width:none;padding-left:12px}.statusbar .sb-hint{display:none}.leveltabs{left:8px;bottom:10px;max-width:calc(100vw - 16px)}.legend-wrap{left:10px;bottom:auto;top:64px}.legend-panel{bottom:auto;top:calc(100% + 10px)}}@media (max-width: 560px){.palette-item{min-width:52px}}@media (pointer: coarse){.tool{width:44px;height:44px}.iconbtn{width:36px;height:36px}.tip{display:none}}.palette-furniture{flex-direction:column;align-items:stretch;gap:8px;padding:10px 12px;max-width:min(720px,calc(100vw - 320px))}.palette-tabs{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.palette-tab{font-size:11px;font-weight:600;letter-spacing:.02em;color:var(--ink-2);padding:5px 9px;border-radius:var(--r-sm);border:1px solid transparent;transition:all .15s var(--ease);white-space:nowrap}.palette-tab:hover{color:var(--ink-0);background:var(--bg-4)}.palette-tab.on{color:var(--amber-bright);background:var(--amber-glow);border-color:var(--amber-dim)}.palette-search{position:relative;margin-left:auto;display:flex;align-items:center}.palette-search input{width:130px;font-size:12px;color:var(--ink-0);background:var(--bg-1);border:1px solid var(--line-soft);border-radius:var(--r-sm);padding:5px 22px 5px 9px;outline:none;transition:border-color .15s var(--ease)}.palette-search input:focus{border-color:var(--amber-dim)}.palette-search input::placeholder{color:var(--ink-3)}.palette-search-clear{position:absolute;right:4px;width:16px;height:16px;display:grid;place-items:center;color:var(--ink-2);font-size:15px;line-height:1;border-radius:4px}.palette-search-clear:hover{color:var(--ink-0)}.palette-grid{gap:2px;max-width:100%}.palette-empty{color:var(--ink-2);font-size:12px;padding:12px 8px}.palette-size{font-size:9px;color:var(--ink-3);letter-spacing:.02em}.palette-item.on .palette-size{color:var(--amber-dim)}.palette-opening .palette-name{white-space:nowrap}.num-entry{display:inline-flex;align-items:center;gap:4px}.num-input{width:56px;text-align:right;font-size:12px;color:var(--ink-0);background:var(--bg-1);border:1px solid var(--line-soft);border-radius:6px;padding:3px 6px;outline:none;transition:border-color .15s var(--ease);-moz-appearance:textfield}.num-input::-webkit-outer-spin-button,.num-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.num-input:focus{border-color:var(--amber-dim)}.num-unit{font-size:10.5px;color:var(--ink-2)}.link-btn{font-size:10.5px;font-family:var(--mono);color:var(--amber);letter-spacing:.01em}.link-btn:hover{color:var(--amber-bright);text-decoration:underline}.type-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px}.type-chip{font-size:11.5px;font-weight:600;color:var(--ink-1);background:var(--bg-1);border:1px solid var(--line-soft);border-radius:var(--r-sm);padding:7px 8px;text-align:left;transition:all .15s var(--ease)}.type-chip:hover{border-color:var(--line);color:var(--ink-0)}.type-chip.on{color:var(--amber-bright);background:var(--amber-glow);border-color:var(--amber-dim)}.preset-row{display:flex;flex-wrap:wrap;gap:4px}.preset-chip{font-size:11px;color:var(--ink-1);background:var(--bg-1);border:1px solid var(--line-soft);border-radius:6px;padding:4px 8px;transition:all .15s var(--ease)}.preset-chip:hover{border-color:var(--line);color:var(--ink-0)}.preset-chip.on{color:var(--amber-bright);background:var(--amber-glow);border-color:var(--amber-dim)}.account-group{margin-left:4px;align-items:center}.account-btn{color:var(--ink-1)}.cloud-state{display:inline-flex;align-items:center;gap:5px;font-size:10.5px;font-weight:600;letter-spacing:.04em;color:var(--amber);padding:0 8px 0 2px;white-space:nowrap}.cloud-dot{width:6px;height:6px;border-radius:50%;background:#6bcf8e;box-shadow:0 0 0 3px #6bcf8e2e}